About: http://webisa.webdatacommons.org/192882393

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	The best part is that teachers can grab Portal 2, the Portal 2 Puzzle Maker and a collection of teacher-created puzzles for themselves and however many students they have for free.
http://www.w3.org/ns/prov#wasQuotedFrom	webpronews.com